+(+(

+(f(

+(f(

R

↳Dependency Pair Analysis

+'(+(x,y),z) -> +'(x, +(y,z))

+'(+(x,y),z) -> +'(y,z)

+'(f(x), f(y)) -> +'(x,y)

+'(f(x), +(f(y),z)) -> +'(f(+(x,y)),z)

+'(f(x), +(f(y),z)) -> +'(x,y)

Furthermore,

R

↳DPs

→DP Problem 1

↳Remaining Obligation(s)

The following remains to be proven:

**+'(f( x), +(f(y), z)) -> +'(x, y)**

+(+(x,y),z) -> +(x, +(y,z))

+(f(x), f(y)) -> f(+(x,y))

+(f(x), +(f(y),z)) -> +(f(+(x,y)),z)

Duration:

0:00 minutes